Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Histopathological Changes of Biliary Passages. Proliferative, precancerous and other lesions arose in all treatment groups; A, Periductal fibrosis of large bile duct (arrow, x100); B, Dysplasia of large bile duct (arrow, x100); C, Bile duct proliferation in early cholangiofibrosis (arrow, x100); D, Cholangiofibrosis and cyst (arrow) (x100); E, CCA (x200); and F, Normal bile duct x100)
